1886000

素因数分解:

$2^4\times 5^3\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:87

約数の個数: 80

約数和(自身を含む): 4874688

約数和(自身を除く): 2988688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 41, 46, 50, 80, 82, 92, 100, 115, 125, 164, 184, 200, 205, 230, 250, 328, 368, 400, 410, 460, 500, 575, 656, 820, 920, 943, 1000, 1025, 1150, 1640, 1840, 1886, 2000, 2050, 2300, 2875, 3280, 3772, 4100, 4600, 4715, 5125, 5750, 7544, 8200, 9200, 9430, 10250, 11500, 15088, 16400, 18860, 20500, 23000, 23575, 37720, 41000, 46000, 47150, 75440, 82000, 94300, 117875, 188600, 235750, 377200, 471500, 943000, 1886000]

約数ペア:

[(1, 1886000), (2, 943000), (4, 471500), (5, 377200), (8, 235750), (10, 188600), (16, 117875), (20, 94300), (23, 82000), (25, 75440), (40, 47150), (41, 46000), (46, 41000), (50, 37720), (80, 23575), (82, 23000), (92, 20500), (100, 18860), (115, 16400), (125, 15088), (164, 11500), (184, 10250), (200, 9430), (205, 9200), (230, 8200), (250, 7544), (328, 5750), (368, 5125), (400, 4715), (410, 4600), (460, 4100), (500, 3772), (575, 3280), (656, 2875), (820, 2300), (920, 2050), (943, 2000), (1000, 1886), (1025, 1840), (1150, 1640)]